WO2017126512A1 - Lampe frontale pour personnel soignant - Google Patents

Lampe frontale pour personnel soignant Download PDF

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Publication number
WO2017126512A1
WO2017126512A1 PCT/JP2017/001442 JP2017001442W WO2017126512A1 WO 2017126512 A1 WO2017126512 A1 WO 2017126512A1 JP 2017001442 W JP2017001442 W JP 2017001442W WO 2017126512 A1 WO2017126512 A1 WO 2017126512A1
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WO
WIPO (PCT)
Prior art keywords
led
light
headlight
light source
lighting
Prior art date
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PCT/JP2017/001442
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English (en)
Japanese (ja)
Inventor
守彦 中村
牧江 矢野
田中　博之
Original Assignee
国立大学法人島根大学
Ｄｏライト株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 国立大学法人島根大学, Ｄｏライト株式会社 filed Critical 国立大学法人島根大学
Priority to US16/069,721 priority Critical patent/US10533732B2/en
Priority to JP2017562825A priority patent/JP6910608B2/ja
Publication of WO2017126512A1 publication Critical patent/WO2017126512A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
    • F21V21/084—Head fittings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
    • A61B1/00006—Operational features of endoscopes characterised by electronic signal processing of control signals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00039—Operational features of endoscopes provided with input arrangements for the user
    • A61B1/00042—Operational features of endoscopes provided with input arrangements for the user for mechanical operation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00147—Holding or positioning arrangements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/0661—Endoscope light sources
    • A61B1/0692—Endoscope light sources head mounted
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F21L4/02—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of two or more light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • F21V14/045—Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors in portable lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/0485—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor sensing the physical interaction between a user and certain areas located on the lighting device, e.g. a touch sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/0492—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor detecting a change in orientation, a movement or an acceleration of the lighting device, e.g. a tilt switch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/08—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
    • A61B2090/309—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure using white LEDs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0066—Reflectors for light sources specially adapted to cooperate with point like light sources; specially adapted to cooperate with light sources the shape of which is unspecified
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/041—Optical design with conical or pyramidal surface
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/043—Optical design with cylindrical surface
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/20—Lighting for medical use
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2113/00—Combination of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/17—Operational modes, e.g. switching from manual to automatic mode or prohibiting specific operations

Definitions

  • the present invention relates to an ear-hanging headlight for a medical worker, and more particularly to a medical worker headlight that reduces stress on the patient and other patients when the state of a patient in a shared room is viewed at night. .
  • a medical worker such as a nurse uses a light appropriately when observing a patient at night.
  • the simplest method is to use a portable light, specifically a pen light.
  • a portable light specifically a pen light.
  • penlights with clips and penlights with hanging straps that can be accommodated in a breast pocket without being bulky and can be taken out to illuminate the patient when needed.
  • headlight type there is also a headlight type. According to this, since the irradiation direction is determined, the illumination state of the light can be controlled based on the posture measurement, which is highly convenient.
  • headlights including those disclosed in Document 1
  • headlights generally have a lighter casing length and a substantially flat configuration in order to avoid shaking the head or hitting others. I must. Therefore, there is a problem in that the spread of light is large, and, for example, when the state of the oral cavity is observed, light hits the eyes and stresses the patient to be observed.
  • the detection angle is set to 40 °, but this angle is actually too shallow considering the spread of light from the headlight. That is, there is also a problem that it cannot be said to be a sufficient angle that does not disturb the sleep of other shared room patients.
  • the present invention has been made in view of the above, and an object of the present invention is to provide a headlight for medical workers that is easy to use and does not easily stress a patient.
  • the headlight for a medical worker is substantially in a letter shape, the center abuts on the back side of the wearer's head and neck, and the left and right ends hang on the upper part of the ear to hold itself in the head and neck.
  • a base portion that extends from or near any of the left and right ends, a light source portion that illuminates the front direction of the head using an LED as a light source, and a control portion that controls an illumination state including turning on and off of the light source portion
  • the control unit turns on the light source unit when the base unit reaches a predetermined depression angle with reference to a state where the wearer stands up.
  • the invention according to claim 1 turns on the light when bending to see the patient's condition, and increases the degree of design freedom including the housing length of the light source unit. Light diffusion can be suppressed. Thereby, stress can be reduced not only for the target patient but also for other patients in the shared room, especially at night. Because it is hands-free, it is convenient for nurses and others. Moreover, since the light source part is practically at eye level, the line of sight and the optical axis are aligned, and a natural feeling of use can be obtained. Moreover, since it is a backrest, even if it is removed from the head, it does not fall to the patient side, and this point is excellent in convenience for medical use.
  • the depression angle depends on the spread of light, a predetermined value of 50 degrees or more and 70 degrees or less is preferable, and a predetermined value of 55 degrees or more and 65 degrees or less is more preferable.
  • the substantially U shape is not particularly limited as long as the base body is stably held by the ear hook from the back side of the head.
  • the thickness may not be constant.
  • the ear hook portion may be bent so that the ear hook portion is good.
  • the substantially U shape includes a V shape.
  • the base end of the light source unit may be extended as a flexible tube having a configuration different from the left and right ends of the base unit, or may be integrated with the left and right ends and extended in a series. In the latter case, the left and right ends of the base portion are conceptual, but a portion that is roughly in contact with the ear is a left and right end, and a front portion is an extended portion.
  • the control unit is not limited to the lighting control, and may perform the light extinction control.
  • control unit may control the change in the light amount and the color of the LED.
  • control unit may control which one is turned on. Note that “hanging on the upper part of the ear” includes not only simply hanging like a pair of glasses but also includes an aspect of fitting into the base portion of the outer ear as a D-shaped frame, for example.
  • the medical worker's headlight according to claim 2 is the medical worker's headlight according to claim 1, wherein the light source portion is formed with a bowl-like reflector structure, and the LED is the innermost
  • the inner LED arranged in the reflecting mirror and the outer LED arranged between the reflecting mirrors are provided, and the control unit has a lighting mode of only the inner LED, which is lighter than when the outer LED is lit. It is possible to provide narrow-angle light with little spread.
  • the invention according to claim 2 can provide spotlight-like narrow-angle light without causing light to enter the eyes when observing the oral cavity, for example, and can switch according to the use scene, thereby reducing the stress of the patient. Further reduction can be achieved.
  • the reflecting mirror may have a cut long sphere (spheroid) shape, a cone shape, or a cylindrical shape.
  • the aspherical shape of the long sphere may be asymmetrically cut, and the side away from the face may be arranged as the long side of the busbar to improve the light shielding property.
  • the ridge shape is not necessarily limited to the two inner and outer reflecting mirrors, and may be more than that. Moreover, it does not need to be concentric and the shape need not be the same.
  • the outer LED disposed between the reflecting mirrors includes a mode in which the outer LED is disposed between the reflecting mirrors when the number of the reflecting mirrors is three or more. A plurality of LEDs may be arranged in the reflecting mirror or between the reflecting mirrors, respectively.
  • the plurality of LEDs may not be arranged together, and may be distributed in the reflecting mirror or between the reflecting mirrors.
  • the narrow angle can be, for example, a circle (a solid angle of about 2 ⁇ ⁇ 0.01336 steradian) spreading to a diameter of 7 cm at a position 30 cm away from the tip of the light source.
  • the case where the outer LED is lit may be a case where only the outer LED is lit or a case where both the outer LED and the inner LED are lit.
  • the headlight for a medical worker according to claim 3 is the headlight for a medical worker according to claim 2, wherein the light emitted from the innermost reflecting mirror has a color temperature of 5000K to 6500K.
  • An LED that is used for the inner LED and has a color temperature of 2000K or more and less than 5000K for light emitted from between the reflecting mirrors is used for the outer LED.
  • the patient's face color, urine color, and other colors can be appropriately acquired by the light having a color close to white light. Can be done.
  • the so-called warm color can make it difficult for the patient to be stressed.
  • the outgoing light means not only the color temperature of the light source but also the total light (outgoing light) including the light reflected by the reflecting mirror.
  • the medical professional headlight according to claim 4 is the medical professional headlight according to claim 2, in which the distance between the tip position of the housing housing the reflecting mirror structure and the LED position is relatively set.
  • the configuration is variable.
  • the invention according to claim 4 can adjust the position so that light does not enter the eyes of the wearer. It is also possible to narrow the optical path so that light does not spread too much.
  • Relatively variable means that the entire housing moves back and forth without changing the position of the LED, a mode in which the housing expands and contracts without changing the position of the LED, and the position of the LED moves back and forth without changing the position of the housing. And the like. Depending on the mode of use, it is also included that the casing rotates. Note that the front end direction of the housing refers to the front side (viewing side). The case or the tip of the case can also be called a hood or a cover.
  • the medical staff headlight according to claim 5 is the medical staff headlight according to claim 2, further comprising a touch sensor for detecting contact of a wearer's finger, etc. Based on the contact detected by the sensor, it is possible to switch between lighting of only the inner LED and lighting of the outer LED.
  • the invention according to claim 5 can provide a headlight for a medical worker who can easily switch the lighting mode and is excellent in operability.
  • the touch sensor may be provided, for example, in the housing of the light source unit or in the base part corresponding to the position of the ear. Alternatively, double touch or triple touch may be detected, and functions such as changing the light amount or turning off the light may be assigned.
  • the medical professional headlight according to claim 6 is the medical professional headlight according to claim 1, wherein the LED includes an upper LED and a lower LED that are vertically arranged when worn, and the upper LED is The flat LED emits a flat-shaped light whose lateral spread is larger than the vertical spread, the lower LED emits a substantially circular light narrower than the vertical spread of the upper LED, and the control unit An LED only lighting mode and a lower LED only lighting mode are provided.
  • the invention according to claim 6 can provide spotlight-like narrow-angle light without causing light to enter the eyes when observing the oral cavity, for example, and can provide a wide-angle height that can also overlook the entire room. It is possible to switch according to the usage scene, and to reduce the patient's stress.
  • the upper LED is arranged at the top and provides flat, wide-angle light, so that it is difficult for light to enter the eyes of the wearer, and the lower LED is arranged along the line of sight to illuminate the spot where it is desired to see. Can contribute to improving the feeling of use.
  • the elemental techniques described in claims 3 to 5 can be appropriately employed. That is, the color temperature can be changed between the upper LED and the lower LED. Moreover, the space
  • FIG. 1 is a perspective view showing a headlight according to Embodiment 1.
  • FIG. It is the schematic diagram (a) at the time of mounting
  • It is a schematic diagram of a light source part.
  • It is a functional block diagram of the headlight centering on a control part.
  • It is the conceptual diagram shown about the working posture and the depression angle. It is the figure which showed the control flow of the control part.
  • FIG. 6 is a perspective view showing a headlight according to a second embodiment. It is the perspective view and side view which showed the front side of the light part of the headlight of FIG.
  • FIG. 1 is a perspective view of the headlight according to the first embodiment.
  • FIG. 2 is a schematic diagram (a) when the headlight according to the first embodiment is mounted, and an explanatory diagram (b) illustrating the expansion and contraction of the light unit.
  • the configuration is omitted as appropriate, and the drawing is performed without matching the scale.
  • the headlight 1 includes a base unit 10, a light source unit 20, and a control unit 30.
  • the base portion 10 has a substantially U shape along the back of the head, and the left and right end portions 11 are arcuate in a C shape to improve hanging on both ears, and the headlight as a whole. The retainability to the head of 1 is improved.
  • the material is not particularly limited, but here, it is made of plastic by injection molding, and the surface is provided with a thin rubber coated skin. As a result, a free size that follows the shape and size of the wearer's head is realized, and slippage is prevented.
  • the light source unit 20 includes a light unit 21 and a shaft unit 22.
  • FIG. 3 is a schematic diagram of the light source unit. In the figure, for the sake of convenience, a part of the light part 21 is seen through, and a part of the thickness is also drawn.
  • the light unit 21 includes a light source 211 using LEDs, a reflecting mirror 212, and a hood 213. As shown in the figure, unlike the headlight provided on the forehead, the headlight 1 can take a length in the direction of the optical axis. Adopted. That is, the reflecting mirror 212 includes a bottomed substantially cylindrical inner reflecting mirror 212i and a bottomed truncated cone-shaped outer reflecting mirror 212o. Here, the inner side surface and the outer side surface of the inner reflecting mirror 212i, and the inner side surface of the outer reflecting mirror 212o are both specular specifications by aluminum vapor deposition, so as to prevent light loss as much as possible (increasing light use efficiency). ing).
  • the inside of the inner reflecting mirror 212i may have a specular surface specification
  • the outer surface of the inner reflecting mirror 212i and the inner surface of the outer reflecting mirror 212o may have an orange matte coating specification. This is because the stress on the patient is reduced by warm color light, as will be described later.
  • the light source 211 uses an LED, and the inner LED 211i is provided at the bottom of the inner reflecting mirror 212i, and two LEDs are provided at the bottom between the reflecting mirrors 212 (a portion surrounded by the outer side of the inner reflecting mirror 212i and the inner side of the outer reflecting mirror 212o). An outer LED 211o is arranged.
  • an LED having a color temperature close to sunlight is adopted as the inner LED 211i, and the light emitted from the inner reflecting mirror 212i is adjusted to have a color temperature of 5000K to 6500K, preferably 5000K to 6000K. ing.
  • the observation object for example, the face color or urine color of the patient can be known as the same color as observed during the day, which is preferable.
  • an LED having a warm color temperature such as orange is adopted as the outer LED 211o so that the light emitted from between the reflecting mirrors 212 has a color temperature of 2000K or more and less than 5000K, preferably 2000K or more and 3000K or less. It is adjusted. As a result, when at least only the outer LED 211o is lit, light of a so-called soft color like a living room is generated, and even if other patients notice it, it is difficult to feel stress.
  • the headlight 1 since the inner reflecting mirror 212i has a long cylindrical shape, the light exiting from it almost goes straight (the spread is narrow). On the other hand, since the outer reflecting mirror 212o has a larger diameter, the light emitted from the outer reflecting mirror 212o has a certain extent. That is, the reflection mirror 212 is used as such an insertion structure to realize switching between wide-angle light and narrow-angle light. Furthermore, the wide-angle light is a warm color system and the narrow-angle light is a white system. Therefore, the headlight 1 can be selectively used as narrow-angle light with high directivity like spotlight when looking at the face color or the like, and wide-angle light that is difficult to apply stress when it only needs to be illuminated.
  • the spread of light from the inner reflecting mirror 212i may be such that circular light with a diameter of 5 cm to 9 cm is formed at a position 30 cm away from the tip of the inner reflecting mirror 212i. Designed to be This can be realized by appropriately adjusting the diameter or tube length of the inner reflecting mirror 212i and the arrangement of the inner LED 211i.
  • the outer reflecting mirror 212o is slightly expanded and is designed so that circular light having a diameter of 20 cm to 60 cm is formed at a position 30 cm away from the tip of the outer reflecting mirror 212o. This can also be realized by appropriately adjusting the aperture or tube length of the outer reflecting mirror 212o and the arrangement of the outer LED 211o.
  • the outer reflecting mirror 212o is housed in a hood 213 that is a casing.
  • the hood 213 is a double cylinder whose front ends are in contact with each other, and the length in the axial direction is variable by sliding (see FIG. 2b). As a result, the spread of light exiting from the outer reflecting mirror 212o can be easily adjusted in the field (light aperture can be performed).
  • a flange 231 is formed on the outer side of the front end of the hood 213 so as not to leak light to the outside so as not to affect other patients.
  • the inner side surface of the hood 213 is painted in matte black to prevent unnecessary reflection.
  • the shaft portion 22 includes a shaft 221 and a touch sensor 222.
  • the shaft 221 is composed of a flexible pipe, and freely bends to maintain its posture and to position the light unit 21.
  • the headlight 1 is put over the ear, and then the hood 213 is held, and the headlight 1 is aligned at a suitable place so as to change the direction (the position of the base portion 10 and the light portion 21 by the shaft 221). Relationship and orientation are preserved).
  • the distal end of the shaft 221 has a structure that can be pushed into the proximal end portion of the hood 213 and pulled out from the proximal end portion, and the wearer adjusts to an appropriate withdrawal length so as not to be dazzled. (See FIG. 2b).
  • the touch sensor 222 is a metal pad formed with a predetermined area on the proximal end side of the shaft portion 22, and employs a capacitance switch system. It detects that the wearer's finger touches. The touch sensor 222 controls the lighting of the light source unit 20 in cooperation with the control unit 30 described below.
  • the control unit 30 is embedded in the base unit 10 and controls the lighting state such as ON / OFF of the light unit 21 and mode switching.
  • FIG. 4 is a functional block diagram of the headlight 1 with the control unit 30 as the center.
  • the control unit 30 includes an inclination detection unit 31, an ON / OFF unit 32, a touch state determination unit 33, and a mode switching unit 34.
  • the tilt detector 31 is composed of an acceleration sensor. Specifically, it is detected how many times the head is tilted, more precisely, how many times the base body portion 10 is tilted as a depression angle, based on the state where the headlight 1 is mounted and stands up.
  • FIG. 5 shows a conceptual diagram of the working posture and the depression angle. It should be noted that, depending on the mode of the specification, it is also possible to detect that the head is shaken from side to side and to use this as a control signal for turning on / off.
  • the ON / OFF unit 32 supplies power to the light unit 21 and controls lighting and extinguishing.
  • the ON / OFF unit 32 turns on the inner LED 211i.
  • the touch sensor 222 detects a continuous touch for a predetermined time
  • the ON / OFF unit 32 fades out the inner LED 211i and the outer LED 211o and turns off.
  • power is supplied by a button battery (not shown) that is inserted into the base portion 10.
  • the use efficiency of light is improved by the reflecting mirror 212, and since an LED is used for the light source 211, power consumption can be reduced and a practical use time can be secured even with a button battery. Since a button battery can be employed, the power supply integrated headlight 1 can be provided without becoming heavy.
  • the battery may be stored separately, for example, in a white coat patch pocket.
  • the cord is routed on the back side of the body, and the cord hangs down to the front side, so that workability is not impaired.
  • the touch state determination unit 33 determines whether the touch is a single touch, a double touch, a triple touch, or a touched state (continuous touch). It is determined whether it is. This can be determined by determining how many times the touch signal has been received within a predetermined time and whether the capacitance continues to change. In this embodiment, single touch is not used from the viewpoint of avoiding malfunction.
  • the mode switching unit 34 cooperates with the ON / OFF unit 32 as appropriate based on the determination result of the touch state determination unit 33 to perform state control such as turning on / off.
  • the lighting mode is cyclically switched by double touch, the lighting control from the unlit state is performed by triple touch, and the dimming / extinguishing control is continuously or intermittently performed by continuous touch.
  • the cyclic switching of the lighting mode refers to lighting of only the inner LED 211i ⁇ lighting of only one of the two outer LEDs 211o ⁇ lighting of the two outer LEDs 211o ⁇ lighting of the inner LED 211i and the two outer LEDs 211o ⁇ inner LED 211i Only lighting ⁇ ...
  • triple touch in the lighting state may be used for extinguishing control depending on the specification mode.
  • FIG. 6 is a diagram illustrating a control flow of the control unit 30.
  • step S1 it is determined whether a depression angle of 60 ° has been detected.
  • step S2 it is determined whether a triple touch is detected.
  • step S2 the process returns to S1.
  • step S3 When a depression angle of 60 ° is detected (S1: Yes), or when there is a triple touch, that is, when the wearer wakes up, for example, when a numerical value or comment is written in the binder (S2) : Yes), only the inner LED 211i is turned on (step S3).
  • step S4 it is detected whether there is a continuous touch. If there is a continuous touch (S4: Yes), it is determined whether or not the touch is a constant touch (step S5). When it is less than the predetermined time (step S5: No), the light reduction control in the lighting mode is performed according to the touch time (step 6), and the process returns to S4. If it is longer than a certain time, the light is turned off (step S7).
  • step S8 If there is no continuous touch (S4: No), it is detected whether there is a double touch (step S8). When there is a double touch (S8: Yes), mode switching is performed sequentially (step S9). When there is no double touch (S8: No), or when the mode switching is finished, the process returns to S4.
  • the invention of the first embodiment it is possible to provide a headlight for a medical worker who is excellent in usability and hardly gives stress to a patient.
  • both left and right LED lights may be provided.
  • the touch sensor 222 can also be provided in the hood 213 portion.
  • the inner LED 211i is lit by detection of a depression angle of 60 ° or a triple touch.
  • the fade-in lighting control is gradually made brighter, the patient's stress can be further reduced.
  • FIG. 7 is a perspective view of the headlight according to the second embodiment.
  • FIG. 8 is a perspective view (a) showing the front side of the light source section and a side view (b).
  • the headlight 2 includes a base unit 10, a light source unit 40, and a control unit 30.
  • the base portion 10 has a substantially U shape along the back of the head as shown in the figure, and the left and right end portions 11 have a convex arc shape on the top and improve the hanging on both ears. The retention to the head of 2 is improved.
  • the light source unit 40 includes a light unit 41 and a shaft unit 42.
  • FIG. 8 is a schematic diagram of the light source unit.
  • the light unit 41 includes a light source 411 using an LED, a lens 412, and a housing 413.
  • the housing 413 has a substantially rectangular parallelepiped shape, and a lens 412 is fitted on a front surface, that is, a front surface when mounted, and a light source 411 is disposed behind the lens 412.
  • the light source 411 uses LEDs, and includes an upper LED 411u positioned on the upper side and a lower LED 411d positioned on the lower side when mounted, and is arranged vertically in the housing 413.
  • the upper LED 411u emits light in an elliptical shape of 100 ° left and right (50 ° on one side) and 60 ° up and down (30 ° on one side) through a lens 412u fitted on the front upper side of the housing 413, and the color temperature is 4000K. It is designed so that the illuminance in front of ⁇ 5000K and 3m is 2lx.
  • the lower LED 411d has a lens 412d fitted on the lower front side of the housing 413 and forms a circular light having a diameter of 0.4 to 0.5 m and a focal point of 200 mm in diameter, and a color temperature of about 3000K.
  • the illuminance at the focal position is designed to be 100 lx.
  • the spread of light the spread of the lower LED 411d is narrower than the spread of the upper LED 411u in the vertical direction.
  • the upper LED 411u has a large spread of light, it is placed above the position of the eyes so that it can be used without direct light entering the wearer's eyes or reflecting off the eyeglass frame. Excellent feeling. Further, the lower LED 411d can be positioned substantially at the height of the line of sight, so that the spot hits in the viewing direction, and this point is also excellent in usability.
  • the lower LED 411d has a lower color temperature, but this is a bright warm color when the viewer's face color and urine color need not be properly grasped, and can be used particularly suitably.
  • the shaft part 42 is composed of a flexible pipe, and is bent freely to maintain its posture, and the light part 41 is also positioned. That is, the posture or orientation of the housing 413 is determined.
  • the tip of the shaft portion 42 adopts a structure that can be pushed into the base end portion of the housing 413 and pulled out from the base end portion, and the wearer has an appropriate pull-out length so as not to be dazzled by himself / herself. Make adjustments.
  • a touch sensor 414 is provided on the side surface of the housing 413 and detects that the wearer's finger is touched.
  • the touch sensor 414 controls the lighting of the light source unit 40 in cooperation with the control unit 30.
  • the control unit 30 is embedded in the base unit 10 and controls the lighting state such as ON / OFF of the light unit 21 and switches the lighting mode. That is, the upper LED 411u is turned on when the wearer wears the headlight 2 and reaches a depression angle of 60 ° with reference to the standing state or when a double touch of the touch sensor 414 is detected. Further, the control unit 30 detects a double touch while the LED 411 is lit, and switches between lighting of the upper LED 411u and lighting of the lower LED d. Further, when the touch sensor 414 detects a contact (continuous touch) for 2 seconds, it performs control to turn off the light.
  • the upper LED 411u irradiates light having an elliptical shape (which may be rectangular) whose lateral extent is larger than the longitudinal extent, and the lower LED 411d is
  • the control unit 30 is provided with a lighting mode for only the upper LED 411u and a lighting mode for only the lower LED 411d. It is suitable as a headlight. That is, it is possible to provide a headlight that is easy to use and hardly stresses the patient.
  • front surface portion of the housing 413 can be configured to extend forward together with the lens 412 or leaving the lens 412. Thereby, the spread of the light of LED411 can be adjusted.
  • the present invention can be suitably used not only by nighttime nursing but also by an otolaryngologist, an ophthalmologist, etc., who examines with darkened illumination. Moreover, it is not limited to a medical site in a narrow sense, For example, it can be used in nursing homes, day services, short stay facilities, nursing homes, kindergartens, day nurseries, etc. Furthermore, those who are engaged in building demolition work that works at night or in the dark can also be used. Similarly, those who are engaged in nuclear power plants and other electric power plants, steelworks, chemical plants and the like that operate overnight can also be used.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Optics & Photonics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Human Computer Interaction (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mechanical Engineering (AREA)
  • Signal Processing (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne une lampe frontale (1) pour le personnel soignant qui est caractérisée en ce qu'elle est pourvue d'une partie de base (10) qui est sensiblement en forme de U et tient sur la tête d'un porteur avec son centre en contact avec la partie arrière de la tête et le cou de l'utilisateur et les parties d'extrémité gauche et droite (11) de celle-ci reposant sur la partie supérieure des oreilles, une unité source de lumière (20) qui s'étend depuis le voisinage des deux, ou de l'une ou l'autre des parties d'extrémité gauche et droite (11) et éclaire une zone située devant la tête avec une LED comme source de lumière, et une unité de commande (30) qui commande l'état d'éclairage, y compris l'allumage et l'extinction de l'unité source de lumière (20) ; et en ce que l'unité de commande (30) allume la source de lumière (20) lorsque la partie de base (10) atteint un angle de dépression prescrit par rapport au porteur en position debout.
PCT/JP2017/001442 2016-01-20 2017-01-18 Lampe frontale pour personnel soignant WO2017126512A1 (fr)

Priority Applications (2)

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US16/069,721 US10533732B2 (en) 2016-01-20 2017-01-18 Headlamp for healthcare workers
JP2017562825A JP6910608B2 (ja) 2016-01-20 2017-01-18 医療従事者用ヘッドライト

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JP2016008441 2016-01-20

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KR20190107224A (ko) * 2018-03-07 2019-09-19 이준택 넥 밴드 형태의 루페 라이트
USD871636S1 (en) 2018-10-08 2019-12-31 Walter R. Tucker Enterprises, Ltd. Portable light
USD871257S1 (en) 2018-10-08 2019-12-31 Walter R. Tucker Enterprises, Ltd. Portable light
US10677431B2 (en) 2018-10-08 2020-06-09 Walter R. Tucker Enterprises, Ltd. Portable light
US11215344B2 (en) 2018-10-08 2022-01-04 Walter R. Tucker Enterprises, Ltd. Portable light
KR20220008002A (ko) * 2020-07-13 2022-01-20 왕용진 안면보호구용 조명장치
US11300279B2 (en) 2007-04-06 2022-04-12 Walter R. Tucker Enterprises, Ltd. Portable light
USD978396S1 (en) 2020-09-11 2023-02-14 Walter R. Tucker Enterprises, Ltd. Portable light
USD981613S1 (en) 2020-09-11 2023-03-21 Walter R. Tucker Enterprises, Ltd. Portable light
US11703212B2 (en) 2018-10-08 2023-07-18 Walter R. fucker Enterprises, Ltd. Portable light
USD1004154S1 (en) 2020-02-13 2023-11-07 Walter R. Tucker Enterprises, Ltd. Portable light

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CN110107832B (zh) * 2019-05-09 2021-08-03 苏州佳世达电通有限公司 灯具
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US11300279B2 (en) 2007-04-06 2022-04-12 Walter R. Tucker Enterprises, Ltd. Portable light
JP2019117719A (ja) * 2017-12-27 2019-07-18 タカラベルモント株式会社 診療用ｌｅｄ照明装置
KR20190107224A (ko) * 2018-03-07 2019-09-19 이준택 넥 밴드 형태의 루페 라이트
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US11215344B2 (en) 2018-10-08 2022-01-04 Walter R. Tucker Enterprises, Ltd. Portable light
US10677431B2 (en) 2018-10-08 2020-06-09 Walter R. Tucker Enterprises, Ltd. Portable light
USD871257S1 (en) 2018-10-08 2019-12-31 Walter R. Tucker Enterprises, Ltd. Portable light
USD871636S1 (en) 2018-10-08 2019-12-31 Walter R. Tucker Enterprises, Ltd. Portable light
US11703212B2 (en) 2018-10-08 2023-07-18 Walter R. fucker Enterprises, Ltd. Portable light
USD1004154S1 (en) 2020-02-13 2023-11-07 Walter R. Tucker Enterprises, Ltd. Portable light
KR20220008002A (ko) * 2020-07-13 2022-01-20 왕용진 안면보호구용 조명장치
KR102444564B1 (ko) * 2020-07-13 2022-09-19 왕용진 안면보호구용 조명장치
USD978396S1 (en) 2020-09-11 2023-02-14 Walter R. Tucker Enterprises, Ltd. Portable light
USD981613S1 (en) 2020-09-11 2023-03-21 Walter R. Tucker Enterprises, Ltd. Portable light

Also Published As

Publication number Publication date
JP6910608B2 (ja) 2021-07-28
US10533732B2 (en) 2020-01-14
US20190011116A1 (en) 2019-01-10
JPWO2017126512A1 (ja) 2018-11-15

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